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Single Family ResidenceResidential
$466,129$217 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $20,000 on Jun 27, 2019

4140 COPPERWOOD ST

DUNCAN, OK 73533
4
Beds
2
Baths
2,146 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.95 ac
Lot SizeThe size of the land the home sits on, from county records.
2019
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$466K
$445K low$487K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$20,000 · Jun 27, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,204 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$39,927 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$37,727
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$38,980
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$362,976

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.41 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Traditional/Old
CountySTEPHENS
Lot (acres)The size of the land the home sits on, from county records.0.95
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.In-Ground Pool
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 348 ft²Guest house

Transaction History(3)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Plato Elementary SchoolA
Elementary · Grades KG–5 · 1.5 mi
M
Duncan Middle SchoolB+
Middle · Grades 6–8 · 2.7 mi
H
Duncan High SchoolB-
High · Grades 9–12 · 2.7 mi

District: Duncan Public Schools

Neighborhood · ZIP 73533These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.118
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.78

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.86%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.20%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.26,673
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.153 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$60,268
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$75,226
Average tempThe average temperature here across a full year.62°F
Annual precipHow much rain and melted snow falls here in a typical year.35 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.62%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

4140 Copperwood St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 96% of homes in Duncan 73533
  • Costs more per square foot than 97% of homes in Duncan 73533
  • Bigger than 83% of homes in Duncan 73533
  • Has a bigger lot than 74% of homes in Duncan 73533
  • Newer than 98% of homes in Duncan 73533

What homes are worth in Duncan 73533

Each bar is how many homes fall in that price range. The marker is this home.

This home
$21K$582K

This home is worth more than 96% of homes in Duncan 73533.

How it measures up in Duncan 73533

The dot is this home. The mark in the middle is the typical home in Duncan 73533.

Estimated value$466,129
CheaperTypical $127,015Pricier

Pricier than 96% of homes nearby

Price per ft²$217
CheaperTypical $86Pricier

Pricier than 97% of homes nearby

Living area2,146 ft²
SmallerTypical 1,490 ft²Bigger

Bigger than 83% of homes nearby

Lot size0.95 ac
SmallerTypical 0.25 acBigger

Bigger than 74% of homes nearby

Year built2019
OlderTypical 1964Newer

Newer than 98% of homes nearby

How 4140 Copperwood St ranks against every home in each area.
MeasureThis homeDuncan 73533Stephens County
Estimated valuepricier than$466,12996% of homes95% of homes
Price per ft²pricier than$21797% of homes95% of homes
Living areabigger than2,146 ft²83% of homes82% of homes
Lot sizebigger than0.95 ac74% of homes64% of homes
Year builtnewer than201998% of homes98% of homes

About 4140 Copperwood St

How much is 4140 Copperwood St, Duncan, OK worth?

The TopHap Estimate for 4140 Copperwood St, Duncan, OK is $466,129 as of Sep 24, 2026. The likely range is $445,144 to $487,114. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4140 Copperwood St, Duncan, OK last sell?

4140 Copperwood St, Duncan, OK last sold on Jun 27, 2019 for $20,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 4140 Copperwood St, Duncan, OK?

4140 Copperwood St, Duncan, OK has 4 bedrooms, 2 bathrooms, 2,146 square feet of living space and a 0.95-acre lot.

When was 4140 Copperwood St, Duncan, OK built?

4140 Copperwood St, Duncan, OK was built in 2019, making it 7 years old. It is a traditional/old home. The building has 1 story.

What schools serve 4140 Copperwood St, Duncan, OK?

4140 Copperwood St, Duncan, OK is assigned to Plato Elementary School (elementary), rated A; Duncan Middle School (middle), rated B+; Duncan High School (high), rated B-. All sit in Duncan Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4140 Copperwood St, Duncan, OK compare to other homes in Duncan 73533?

Among the 12,023 homes in Duncan 73533, it is worth more than 96% of them ($466,129 against a typical $127,015), its price per square foot is higher than 97% of them ($217 against a typical $86), it is bigger than 83% of them (2,146 ft² against a typical 1,490 ft²), its lot is bigger than 74% of them (0.95 ac against a typical 0.25 ac) and it is newer than 98% of them (2019 against a typical 1964). Measured against all of Stephens County, it is worth more than 95% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 4140 Copperwood St, Duncan, OK?

The 2025 property tax bill for 4140 Copperwood St, Duncan, OK was $3,204. The county assessed it at $39,927.

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